Math U5:
Try area of parallelogram at
http://www.nelson.com/nelson/school/elementary/mathK8/math7/quizzes/math7quizzes/gr7_ch5_les1.htm
Try area of triangle at
http://www.nelson.com/nelson/school/elementary/mathK8/math7/quizzes/math7quizzes/gr7_ch5_les2.htm
Try area of trapezoid at
http://www.nelson.com/nelson/school/elementary/mathK8/math7/quizzes/math7quizzes/gr7_ch5_les4.htm
Helpful Geometry Links
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